List questions from dihedral-groups

Published on 01 Dec 2018 - 13:07

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isomorphism of dihedral group with these elements

Published on 02 Dec 2018 - 20:15

181

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Prove the existence of homomorphism.

Published on 03 Dec 2018 - 21:40

1000

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Finding Homomorphisms from dihedral groups to cyclical groups

Published on 04 Dec 2018 - 19:31

358

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Quick question about colouring the vertices of a fixed square using three colours.

Published on 05 Dec 2018 - 21:34

132

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Find $G/Z(G)$ given the following information about the group?

Published on 07 Dec 2018 - 18:28

95

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What is $D_{16}/ Z(D_{16})$?

Published on 25 Mar 2026 - 12:48

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Automorphism of $D_8$

Published on 25 Mar 2026 - 17:26

97

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If $G$ has a nontrivial centre, must every subgroup of index $3$ be normal?

Published on 30 Dec 2018 - 23:47

93

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Find a group $G$ with $a\in G$ such that $|a|=6$ but $C_G(a)\neq C_G(a^3)$.

Published on 02 Jan 2019 - 15:07

118

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Coloring sides of truncated triangular dihedral (bipyramid) into 3 colours

Published on 10 Jan 2019 - 9:57

409

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Quotient group of the dihedral group by $\langle r^2 \rangle.$

Published on 25 Mar 2026 - 6:05

153

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Derived series of the Dihedral group

Published on 25 Mar 2026 - 6:05

24

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Showing two series are not the same.

Published on 10 Feb 2019 - 16:20

286

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Set of Rotations Cyclic?

Published on 25 Mar 2026 - 4:37

List Question

Proper condition on the dihedral group

isomorphism of dihedral group with these elements

Prove the existence of homomorphism.

Finding Homomorphisms from dihedral groups to cyclical groups

Quick question about colouring the vertices of a fixed square using three colours.

Find $G/Z(G)$ given the following information about the group?

What is $D_{16}/ Z(D_{16})$?

Automorphism of $D_8$

If $G$ has a nontrivial centre, must every subgroup of index $3$ be normal?

Find a group $G$ with $a\in G$ such that $|a|=6$ but $C_G(a)\neq C_G(a^3)$.

Coloring sides of truncated triangular dihedral (bipyramid) into 3 colours

Quotient group of the dihedral group by $\langle r^2 \rangle.$

Derived series of the Dihedral group

Showing two series are not the same.

Set of Rotations Cyclic?

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